Bugzilla – Attachment #249491: Enable 64G on i386/rt_bigsmp for bug #441214
CONFIG_X86_CMPXCHG64=y
CONFIG_HIGHMEM4G=y
# CONFIG_HIGHMEM4G is not set
# CONFIG_HIGHMEM64G is not set
CONFIG_HIGHMEM64G=y
--
CONFIG_X86_PAE=y
# CONFIG_RESOURCES_64BIT is not set
CONFIG_RESOURCES_64BIT=y
CONFIG_I2O_EXT_ADAPTEC_DMA64=y